…Recent studies on COVID 19 and cardiovascular disease Cardiovascular implications of COVID 19 have been elucidated in recent studies from China and Italy (1–5…

…For example, exercise stress testing is no longer recommended in the initial evaluation of patients with suspected coronary artery disease (i.e CCS). The new…

…updated. For example, exercise stress testing is no longer recommended in the initial evaluation of patients with suspected coronary artery disease (i.e. CCS). The…

…reduce stroke risk, and detection may lead to inappropriate anxiety and invasive procedures. Symptomatic disease Symptoms of carotid disease include: TIA; ischaemic stroke; focal neurological…

CPR It is commonly stated that approximately 80% of all cardiac arrests are caused by acute or chronic coronary artery disease, with the latter being…

Cardiology Principles of myocardial perfusion imaging Myocardial perfusion imaging (MPI) is a non invasive technique for detecting and quantifying coronary artery disease (CAD). It offers…

Cardiology Nephrology Definition and pathophysiology Chronic kidney disease (CKD) is defined by abnormalities of renal structure or function that persist for more than 3 months…

…ostia. It remains the reference standard for defining the extent of coronary artery disease because it provides anatomical information while permitting functional assessment and, when…

Myocardial ischemia and infarction Definition and Pathophysiology Left main coronary artery disease (LMCAD) refers to atherosclerotic narrowing of the left main coronary artery, which supplies…

…disease (CAD), atherosclerosis, heart failure (HF), atrial fibrillation and cardiovascular events. In clinical practice, obesity is conventionally defined by a body mass index (BMI) of…

…on lesion location, severity, length, the presence of multilevel disease and collateral circulation. Flow limitation may be clinically silent, manifest as exertional symptoms, or progress…

…significant coronary artery disease, potentially resulting in false negative findings. Radiotracers in myocardial perfusion imaging Radiotracers are designed to identify ischemic areas of the myocardium…

…of Chest Pain: A Clinical Overview The evaluation of acute chest discomfort requires a systematic differential diagnosis, as the syndrome associated with ischemic heart disease…

…cardiovascular disease. It has been the number one killer in Western and high income countries for more than half a century, causing approximately 20% of…

…cardiomyopathies and channelopathies. Nevertheless, apparently sporadic disease may result from: Incomplete penetrance of a variant inherited from a parent. A de novo variant. Less commonly…

…most persuasive when the initial probability is high enough that the result meaningfully increases the likelihood of disease and can justify further investigation or treatment…

…and cardiac catheterization. Principles of management of congenital heart disease and GUCH Complex malformations often require intervention (surgical or catheter based intervention). In addition to…

…Figure 1. Flowchart showing the natural course of coronary artery disease and classification of acute coronary syndromes into STEMI, NSTEMI and unstable angina using ECG…

…discomfort) Chest pain during exercise is one of the strongest predictors of coronary artery disease. The severity of the pain may be graded from 0…

…Contraindications Absolute: Suspected melanoma or any other pigmented lesion of uncertain diagnosis. A lesion in which histology is needed for management. Cryoglobulinaemia, cold agglutinin disease…

…associated with hypertension, coronary artery disease, arrhythmias, heart failure and alcohol related cardiomyopathy. The cardiovascular implications of lower alcohol intake remain controversial. Epidemiological studies have…

…of significant LMCA disease, including acute occlusions, subtotal stenoses, and discusses associated clinical presentations, prognostic implications, and management strategies. In the GRACE ECG substudy of…

…explain the marked differences in characteristics and outcomes across the data sources for out of hospital cardiac arrest (OHCA) and in hospital cardiac arrest (IHCA…

…mean transit time — isolates microvascular resistance. Only indices that detect microvascular disease as an independent cause of ischemia, including with non obstructive epicardial arteries (ANOCA…

…stable or chronic atherosclerotic coronary disease, many of whom have a previous acute coronary syndrome. The available evidence supports consideration of low dose colchicine as…

…atherothrombosis. It is usually precipitated by disruption of an atherosclerotic plaque through rupture or erosion. The relative contributions of plaque disease and thrombus vary considerably…

…the broader atherosclerotic disease. Pathophysiology Mechanisms of acute coronary syndrome The major mechanisms producing acute coronary syndromes are: Plaque rupture with exposure of thrombogenic material…

…cardiac disease Oxygen targets Patient Initial target saturation : : Known COPD or another clear risk of hypercapnic respiratory failure 88 to 92 percent No risk of…

…central clinical danger is progressive aortic wall disruption, rupture and compromise of branch vessels. Type A disease may cause cardiac tamponade, severe acute aortic regurgitation…

…choice of device therapy and also suggest whether other interventions (e.g. heart failure management, evaluation for coronary artery disease, etc .) are warranted. Management of…

…with inflammatory rheumatic disease have a higher cardiovascular risk than the general population. This excess risk has been documented across a broad range of conditions…

…MI using a biochemical and clinical approach. This culminated in the Universal Definition of Myocardial Infarction Consensus Documents, with the Fourth Universal Definition published in…

…over PCI in multivessel disease. A British Cardiovascular Intervention Society myocardial jeopardy score is an alternative method for estimating the extent and severity of CAD…

…heart disease (including complications) can cause embolisms. Left ventricular aneurysm with thrombus Cardiomyopathies Valve prosthesis Devices (pacemaker, ICD CRT) Endocarditis Cardiac tumors Atherosclerosis of the…

Arrhythmias and arrhythmology ECG Diagnosis and management of narrow and wide complex tachycardia All clinically significant supraventricular and ventricular tachyarrhythmias have been reviewed in previous…

…continuity equation All valvular stenoses must be graded in order to optimize management according to disease severity. The most important parameter, for grading of stenoses…

[calc_mdrd] The Modification of Diet in Renal Disease (MDRD) equation for estimating the Glomerular Filtration Rate (eGFR) is: eGFR = 175 × (Scr)^ 1…

…diffuse, leading to underestimation of the overall disease burden. Angiography also provides limited information about plaque composition, vulnerability and the risk of future plaque rupture…

…myocardial perfusion imaging Diagnosis of coronary artery disease (CAD) : Myocardial perfusion imaging can confirm or rule out CAD in patients with symptoms suggestive of CAD…

…management, treatment response and outcomes of cardiovascular disease. The biological differences between females and males arise partly from the chromosomal distinction between XX and XY…

Echocardiography Pulmonary (pulmonic) stenosis Pulmonary stenosis is virtually always a consequence of congenital heart disease. The stenosis can be fixed or dynamic, depending on the…

…absolute contraindications, but be cautious and consider referral in: Diabetes with neuropathy or peripheral arterial disease — a risk of osteomyelitis and poor healing. Check the…

Indications Acute myocardial infarction. Unstable coronary artery disease. Stable angina pectoris. Secondary prophylaxis to prevent recurrence of cerebrovascular diseases, such as: Transient ischemic attacks (TIA…

Cardiology Definition and purpose Cardiovascular risk assessment estimates an individual’s probability of experiencing cardiovascular disease (CVD) over a defined period. SCORE2 and SCORE2 Older…

…and types of cardiomyopathies Cardiomyopathy implies that the myocardium is structurally and functionally altered, and the pathological changes are not explained by coronary heart disease…

…Idiopathic degeneration (Barlow's disease), degeneration associated with connective tissue disorders (Marfan syndrome, Ehlers Danlos syndrome), osteogenesis imperfecta typically causes prolapse of P2 (Figure 1…

Cardiology Myocardial ischemia and infarction Definition and pathophysiology Atherosclerosis is a chronic, inflammatory disease of the arterial wall in which lipid accumulation, vascular cell dysfunction…

…disease. Risk assessment after myocardial infarction or before revascularisation. Evaluation of treatment effect in stable angina. Exercise induced arrhythmia or exercise induced syncope. Assessment of…

…age related reduction in cardiovascular reserve, and the increasing burden of comorbid disease. Heart failure with preserved ejection fraction becomes particularly common among the very…

…our understanding of the pathophysiology of cardiac disease. Ultrasound systems have become cheaper, more portable, more powerful, equipped with an increasing number of methods to…

…ischemic heart disease, an atherosclerotic plaque causes ischemia when myocardial oxygen demand exceeds the oxygen supply. The most characteristic manifestation of ischemic heart disease is…

…coronary artery disease ( Kannel et al, Demirovic et al ). As described by Myerburg et al and Marijon et al , long term prevention of cardiac arrest…

Procedurer The ankle brachial index is the cheapest and most accessible method of objectively demonstrating peripheral arterial disease, and it is needed more often than…

…suggests vascular disease, and the arm with the higher reading is used thereafter Two to three measurements one minute apart, taking the mean of the…

…dialysis catheter, not an ordinary triple lumen catheter). Measurement of central venous pressure and central venous oxygen saturation. Repeated blood sampling during intensive care. Exhausted…

…peripheral vascular disease, diabetes with neuropathy, immunosuppression, and high dose corticosteroids. The time limit and the choice of closure strategy The classical limit of 6…

…the treatment of Sarcoma, Lymphoma, Leukemia, Lymphocytic, and Hodgkin Disease, among others. It is a novel, broad spectrum hydroxamic acid based inhibitor of histone deacetylase…

Arrhythmias and arrhythmology ECG Definition of sinus arrhythmia (respiratory sinus arrhythmia) Sinus arrhythmia and respiratory sinus arrhythmia both refer to the same phenomenon. Sinus arrhythmia…

…progressive, and highly complex lipid driven inflammatory disease of the arterial intima that serves as the fundamental pathophysiological substrate for acute coronary syndromes (ACS), including…